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28 lines
739 B
GLSL
28 lines
739 B
GLSL
#version 330
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layout (location = 0) in vec2 inVertex;
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layout (location = 1) in vec2 inVertexTexCoord;
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layout (location = 2) in ivec2 inVertexTexRightOrBottom;
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uniform mat4x2 Pos;
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uniform float TexelOffset;
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uniform vec2 Dir;
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uniform vec2 Offset;
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noperspective out vec2 texCoord;
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void main()
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{
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vec4 VertPos = vec4(inVertex.x + Offset.x, inVertex.y + Offset.y, 0.0, 1.0);
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VertPos.x += Dir.x * gl_InstanceID;
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VertPos.y += Dir.y * gl_InstanceID;
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gl_Position = vec4(Pos * VertPos, 0.0, 1.0);
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float tx = (inVertexTexCoord.x/(16.0));
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float ty = (inVertexTexCoord.y/(16.0));
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texCoord = vec2(tx + (inVertexTexRightOrBottom.x == 0 ? TexelOffset : -TexelOffset), ty + (inVertexTexRightOrBottom.y == 0 ? TexelOffset : -TexelOffset));
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}
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